Cap for a bottle



FIG. 1 is a top perspective view of a cap for a bottle, showing my new design;

FIG. 2 is a left side elevation view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a rear elevation view thereof.

The broken lines are shown for the purpose of illustrating parts of the article that form no part of the claim. 

CLAIM The ornamental design for a cap for a bottle, as shown and described. 